public void CanGetGroupMemberships()
{
var res = api.Groups.GetGroupMemberships();
Assert.Greater(res.Count, 0);
var res1 = api.Groups.GetGroupMembershipsByUser(Settings.UserId);
Assert.Greater(res1.Count, 0);
var groups = api.Groups.GetGroups();
var res2 = api.Groups.GetGroupMembershipsByGroup(groups.Groups[0].Id.Value);
Assert.Greater(res2.Count, 0);
}